000 00602nam a2200193Ia 4500
999 _c18513
_d18513
005 20220105103117.0
008 180712s9999 xx 000 0 und d
020 _a9231027654
041 _aEN
082 _223
_a551.49
_bVAN
100 _aUNITED Nations Educational,Scientific and cultural Organizat
245 _aGuidelines on the study of seawater intrusion into rivers
_c/[by] UNESCO; edited by H. van der Tuin
260 _aParis
_bUNESCO
_c1991
300 _a138 p.
500 _aIncludes references and appendixes.
509 _aNS
700 _9121889
_aTuin, H. van der.
_eedt
942 _cS